Home / 34,285.60-51,406.20-14,558.80

Finding the Fourth Proportional to 34,285.60, 51,406.20 and 14,558.80

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Solution

The fourth proportional to 34,285.60, 51,406.20 and 14,558.80 is: 21,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,285.60 : 51,406.20 = 14,558.80 : x
  2. Step 2: Convert to fraction form
    34,285.60/51,406.20 = 14,558.80/x
  3. Step 3: Cross multiply
    34,285.60x = 51,406.20 × 14,558.80
  4. Step 4: Simplify right side
    34,285.60x = 748,412,584.56
  5. Step 5: Solve for x
    x = 748,412,584.56/34,285.60
  6. Step 6: Final answer
    x = 21,828.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.